Public Works Department Tender

Cutting the bituminous road for laying the pipeline in trenches including labour, tools, etc. and disposing the excavated excess material from the trench to a distance of 1000 metres, including making level the trench surface by utilising the serviceable material to the level of the top surface of road, by compacting, watering ramming with rolling with road roller after completion of laying of pipe and refilling the trenches etc. complete as per the direction of engineer in charge. I) By Manual Means : a) District Road, State highways, National highway and roads of similar standards

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints. S&S flanged/plain ended specials.

Supply at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminous paint complete. All Flange Tee Nominal Diameter in mm 250x250

Manufacturing, Fabricating supplying and fixing in position over the main valve chamber. Two/three shutter M. S. cover, manufactured out of 10mm thick M.S.plate ,size (1.5mx1.5m),with bottom angles of size 75x75x8mm supporting parallel in the middle M.S. I beam of size 150x100 as per requirement & size of chamber with both side extended 20cm to 30cm to be fixed in the wall further supporting Diagonal angles and cross angles of size 75x75x8mm to both way perfectly hinged with 8nos of bar hinges capable to withstand heavy vehicle impact 4 nos. of handles made out of 12mm to 16mmdia bar, bottom side locking arrangement for both main shutter as well a side shutter, and welded 4 nos. of holdfast of L.S. 75x75x8mm to 40cm-long 4nos of bar hinges of high strength double angles and hold fast should be embedded in reinforcement concrete of 1:2:4 or richer mix incl. Transportation, labour, Priming coat, painting etc. complete As per standard drawing.(10mm thick ,1.5m x 1.5m, M.S plate for surface cover for R.C.C chamber size, 120cmx120cmx170cm) as directed by the Engineer in charge.

Supply at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminous paint complete. Double Flange Reducer. Nominal Diameter in mm. 250x150

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts. Mechanical Compression Collar Coupling. Nominal Dia in mm . 150

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. C. I. Sluice valve conforming to IS:14846-2000 and bearing ISI mark double flanged/plain ended with cap. TYPE P.N. 1.6 (Class B ) Dia in mm 250

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints, including tack welding for mild steel pipes for water supply pipeline complete in all respects as per the direction of the engineer in-charge. Nominal Diameter in mm. 250

Making joints to D.I/ C.I pipes with mechanical joints by nut bolts rubber rings that are provided with the joints, forpushon tight joints including the cost of work force, tools, hydraulic testing of joints, etc. complete as per the direction of the engineer in-charge. Double socketed specials such as bends, collar couplings,etc. Nominal Diameter in mm. 150

Supplying at store or site of work including freight, transit insurance, carting, loading, unloading, stacking etc. Ductile Iron double flanged, manually operated Sluice valve generally confirming to IS 14846-2000, non-rising spindle type, (soft seated) resilient seated with Body, Bonnet of Ductile Iron of grade GGG40 or SG 400/12, 400/15, 500/7 or equivalent grade as per IS 3896 part 2-1985 and subsequent revisions, Wedge fully rubber lined with food grade EPDM(WRAS approved) and seals of NBR, spindle stem SS/AISI 410 and having glandless operation. The valve should be vacuum tight 100% leak proof with face to face dimensions as per IS14846-2000 or BS 5163-89 or DIN 3202-F4. The valves should be coated with electrostatic Powder/ Epoxy Coating on both inside and outsideminimum 250 microns thickness of blue colour RAL5017/5005 suitable for drinking water and shall have pocket less body passage. The flanges shall be Drilled as per IS: 1538 with latest amendments. The valve shall be supplied with Hand Wheel for operation (by-pass and gear arrangements for sizes above 400mm dia) and relevant Test & Guarantee certificates. TYPE P.N. 1.6 (Class A) Nominal Diameter in mm 250

Making C.I Detachable joints to A.C. pressure pipes of various classes and C.I Plain ended specials with collar, rubber rings, nut and bolts, etc. complete including testing of joints but excluding the cost of joints. Nominal Diameter in mm. 150

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking, transit insurance etc., cast iron detachable joints conforming to IS: 8794-1978 suitable for AC pressure pipes including cost of rubber rings, nuts, bolts etc. Class 20. Nominal Diameter in mm 150

Making joints to D.I/ C.I pipes with mechanical joints by nut bolts rubber rings that are provided with the joints, forpushon tight joints including the cost of work force, tools, hydraulic testing of joints, etc. complete as per the direction of the engineer in-charge. Double socketed specials such as bends, collar couplings,etc. Nominal Diameter in mm. 250

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking, transit insurance etc., cast iron detachable joints conforming to IS: 8794-1978 suitable for AC pressure pipes including cost of rubber rings, nuts, bolts etc. Class 20. Nominal Diameter in mm 250

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: a) All works upto plinth level

Making flanged joints for C.I./D.I. Pipes and specials with rubber insertion, nuts and bolts including necessary hydraulic testing etc. complete including cost of rubber insertion nuts and bolts, as directed by the Engineer in-charge. Nominal Diameter in mm. 250

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts. Flanged Socket Tail piece ( Flanged Adaptors). Nominal Dia in mm . 250

Centering & shuttering including Strutting, Propping & removal of forms for : a) Foundations, Footings, Bases for columns

Supply at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminous paint complete. Double socket branch flange Invert tee (Scour valve) Nominal Diameter in mm 250x250

Providing and laying three coat of anticorrosive and anti-toxic surface coating for MS pipeline. The paint shall be applied after removing the scales and rust over the pipe by wire brush. Paint shall be applied uniformly to achieve uniform coating of average DFT of 60 microns per coat with the brush. 2nd coat shall be applied over the 1st coat after 8 hrs. the process shall be repeated for the 3rd coat. DFT for the final coat shall be 35 microns. Final surface shall be uniform and shall have total thickness of about 150 microns. The rate is inclusive of material, transportation up to the site of work including, labour, machinery as required etc. complete. All three coats shall be of distinctive colour as approved be Engineer-in- charge.

Repairs and reinstatement to the road for trenches made by laying water supply pipeline, by removing the refilled material in the trench for the total depth of 0.40m and making good the road surface by providing laying rolling by road roller compacting for laterite soling 30cm thick, two layer of full grout of 50mm thick each as per specifications mentioned in item no 14086 of road GSR, complete as per the direction of the engineer in charge. Rural road.

Hoisting laying cast iron sluice valves/butterfly valves/reflux valve of size given below at location in pipeline etc. complete as directed as per IS:2685-1971 CLASS I Nominal diameter in mm. 250

Construction of Reinforcement cement concrete chamber 120x120x170cm inside with 30 cms wall thickness in Cement Concrete 1:2:4 (1cement: 2coarse sand:4 graded granitic or basaltic stone aggrt. 20mm. nominal size) including centering/shuttering and TMT steel not less than 70kg/cu.m,for sluice valves or equivalent main valves of suitable diameter, with necessary excavation, 15cms thick rubble packing and 10cms thick foundation concrete 1:3:6 ( 1 cement : 3 coarse sand: 6 graded granitic or basaltic stone aggrt. 40 mm nominal size) and inside plastered with cement mortar 1:3 ( 1 cement : 3 coarse sand) finished with floating coat of neat cement complete and as per standard drawing (rate is inclusive of earthwork excavation, and all other materials and labour as per details above ,excluding cost of surface chamber cover) as directed by the Engineer in charge.

Supplying stacking at site and conveying hoisting, laying in position to correct line and level and linking joints of MS specials. fabricated from MS plate including cutting, bending, welding, procurement of plates, gas cutting to required size, rolling, tack welding, assembling in suitable length to form special, welding on automatic machine and forming V edge on both ends of special as required, hydraulic pressure test at factory to the required test pressure conforming to IS : 3589-1991 including freight etc. complete. With 25 mm thick Plate. a) Flanges

Manufacturing and supplying at the site of work ER welded MS pipes including procurement of plates, gas cutting to required size, rolling, tack welding, assembling in suitable length to form pipe, welding on automatic machine and forming v edge on both ends of pipes, including hydraulic pressure test conforming to IS : 3589- 2001 grade Fe 410 in double random length of 10 to 12.2 metres in bevelled ends including ,freight loading & unloading mechanical crane & stacking at site etc. complete. Size in ( OD ) in MM for 12mm thickness 273

Welding in all position with minimum 3 Nos. of runs for MS pipes and specials and flanges, internally and externally including gauging wherever necessary, fixing appurtances and other accessories, cost of water pumping arrangement and hydraulic testing etc. complete for 12mm/10mm thick M.S.plate. Dia in mm. 500

Making C.I Detachable joints to A.C. pressure pipes of various classes and C.I Plain ended specials with collar, rubber rings, nut and bolts, etc. complete including testing of joints but excluding the cost of joints. Nominal diameter in mm. 250

Earthwork in excavation by mechanical means (hydraulic excavator) in foundation pipeline trenches drain (not exceeding 1.5m in width or 10 sq. m. on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50m. All kinds of soil